KR20060020254A - Apparatus and method for setting control information of monitoring camera - Google Patents

Abstract

The present invention relates to an apparatus and method for setting control information of a surveillance camera. For example, a plurality of PTZ cameras equipped with a pan / tilt / zoom function and a surveillance digital video recorder are connected to each other to enable bidirectional communication. In this state, the preset Pan / Tilt / Zoom control information in the newly replaced or additionally installed PTZ camera is downloaded from the surveillance digital video recorder, displayed on the screen, and then changed to the desired control value. You can easily change the pan / tilt / zoom control information of the camera by changing some of the preset control information without having to select it from the beginning, and also set the preset control information according to the characteristics of the PTZ camera. It is a very useful invention that will make the most of it.

Surveillance Digital Video Recorder, Surveillance Camera, PTZ Camera, Pan / Tilt, Control Information, Setup Menu, Download

Description

Apparatus and method for setting control information of monitoring camera}             

FIG. 1 illustrates an embodiment in which a general surveillance digital video recorder and a plurality of PTZ cameras are connected and connected.

2 illustrates an embodiment in which a general PTZ camera is tilted and panned.

Figure 3 shows the configuration for a PTZ camera to which the present invention is applied,

4 illustrates a configuration of a surveillance digital video recorder to which the present invention is applied;

5 is a flowchart illustrating an operation method for setting control information of a surveillance camera according to the present invention;

6 illustrates an embodiment of a setup menu screen of a PTZ camera outputted according to the present invention.

※ Explanation of code for main part of drawing

100: zoom camera 200: pan / tilter

300: digital video recorder for surveillance 10: zoom lens                 

11: focus lens 12: iris

13: CD 14: signal processing unit

15: camera microcomputer 16,37: memory

17,30: interface unit 20: fan motor

21: tilt motor 22: pan / tilt microcomputer

31: A / D conversion unit 32: digital signal processing unit

33: MPEG encoder 34: hard disk

35: MPEG decoder 36: microcomputer

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus and method for setting control information of a surveillance camera. For example, in a surveillance digital video recorder (DVR), a PTZ having a pan / tilt / zoom function is provided. The present invention relates to an apparatus and method for setting control information of a surveillance camera so that the control information of the camera can be more efficiently and variably set.

FIG. 1 illustrates an embodiment in which a general surveillance digital video recorder and a plurality of PTZ cameras are connected and connected. The PTZ camera includes a zoom camera 100 and a pan / tilter 200 integrated with each other. In the case, the pan / tilt 200 performs a panning operation of rotating the zoom camera 100 in a horizontal direction and a tilting operation of rotating the zoom camera 100 in a vertical direction.

In addition, the zoom camera 100 performs a zooming operation of optically enlarging or reducing the size of a photographing subject by moving a zoom lens in a forward and backward direction, wherein the pan / tilt is performed. The zooming operation is controlled according to the pan / tilt / zoom control information set by the surveillance digital video recorder 300.

For example, as shown in FIG. 2, the PTZ camera in which the zoom camera 100 and the pan / tilter 200 are integrated may be attached to a ceiling wall or the like, and is horizontal to the pan / tilt 200. The zoom camera 100 mounted in the tilting direction is tilted downward by 45 degrees by the tilting operation of the pan / tilter, thereby changing the photographing angle.

In addition, the zoom camera 100 may be rotated in a horizontal direction by 180 degrees by a panning operation of the pan / tilt, and also by a zooming operation in which a zoom lens (not shown) is moved back and forth. It is possible to enlarge or reduce the size of a subject, and the PTZ camera operated as described above includes a zoom speed, a pan / tilt speed, and a preset & tour setting. Various control information such as) is set, and the pan / tilt / zoom operation is performed according to the control information.

Meanwhile, the pan / tilt / zoom control information may be variably set by the surveillance digital video recorder 300 connected and connected in a state capable of unidirectional communication. For example, the user may set a PTZ camera setup menu (PTZ). Camera Setup Menu), if the control information such as zoom speed, pan / tilt speed, preset and tour settings of the PTZ camera is arbitrarily selected and specified, the control information is transmitted to and stored in the PTZ camera. Pan / Tilt / Zoom control information can be set appropriately for each PTZ camera.

However, as described above, the PTZ camera and the digital video recorder for monitoring can only be used in one-way communication. Therefore, when a new PTZ camera is added or replaced, the pan / tilt / Since the zoom control information cannot be downloaded from the surveillance digital video recorder, the user must select and set the pan / tilt / zoom control information from the beginning, and the control information preset according to the characteristics of the PTZ camera is lost. There is a problem.

Accordingly, the present invention has been made to solve the above problems, and for example, a plurality of PTZ cameras equipped with a pan / tilt / zoom function and a digital video recorder for surveillance are connected and connected to enable bidirectional communication. In addition, monitoring is provided to allow users to easily change and set the pan / tilt / zoom control information set in the newly replaced or additionally installed PTZ cameras from the digital video recorder for monitoring and display them on the screen. It is an object of the present invention to provide an apparatus and method for setting control information of a personal camera.

The control information setting method of the surveillance camera according to the present invention for achieving the above object, through the interface with the surveillance camera capable of bi-directional communication, the preset pan / tilt / zoom control information in the surveillance camera Step 1 to download; And displaying the downloaded pan / tilt / zoom control information and updating and setting the pan / tilt / zoom control information of the surveillance camera as a control value changed by the user. ,

In addition, the control information setting apparatus of the surveillance camera according to the present invention, the surveillance digital video recorder connected to a plurality of surveillance cameras, interface means connected to the surveillance cameras capable of bidirectional communication; OSD generating means for displaying a menu screen of an OSD image for variably setting pan / tilt / zoom control information of the surveillance camera; And control means for downloading the preset pan / tilt / zoom control information to the surveillance camera and updating and setting the pan / tilt / zoom control information of the surveillance camera to a control value changed by the user. It is characterized in that the configuration.

Hereinafter, a preferred embodiment of an apparatus and method for setting control information of a surveillance camera according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 3 illustrates a configuration of a PTZ camera to which the present invention is applied. As described above, the zoom camera 100 and the pan / tilter 200 are integrated with each other, and the dome case is integrated. The zoom camera 100 may include a zoom lens 10, a focus lens 11, an iris 12, a CD 13, a digital signal processor 14, a microcomputer 15, The interface unit 16 and the like are included, and the pan / tilter 200 includes a fan motor 20, a tilt motor 21, a pan / tilter microcomputer 22, and the like.

On the other hand, as the fan motor 20 and the tilt motor 21, a step motor is used, respectively. In the pan / tilt microcomputer 22, the fan motor 20 and the tilt motor 21 are connected. In addition to the rotation, the number of rotation steps of the fan motor and the tilt motor is counted, and a panning operation and a tilting operation for calculating and controlling the panning angle and the tilting angle are performed.

In addition, the microcomputer 15 of the zoom camera performs an interface operation with the pan / tilter microcomputer 22 and moves the zoom lens 10 forward and backward to optically enlarge or enlarge the size of the subject. A zooming operation that reduces the zoom is performed.

In addition, the microcomputer 15 of the zoom camera is connected to a monitoring digital video recorder (DVR) capable of bidirectional communication to perform an interface operation. As shown in FIG. 4, the monitoring digital video recorder In the 300, the interface unit 30, the A / D conversion unit 31, the digital signal processing unit 32, the MPEG encoder 33, the hard disk 34, the MPEG decoder 35, the microcomputer 36, A memory 37, an OSD generating unit 38, and the like.

On the other hand, the microcomputer 36 of the surveillance digital video recorder 300, the operation control the OSD generating unit 38 in response to a user's request, to display the setup menu screen of the PTZ camera, at this time The OSD generating unit 38 further displays a menu item for downloading the pan / tilt / zoom control information set in the newly replaced or additionally installed PTZ camera in the setup menu of the PTZ camera. .

In addition, the microcomputer 36 of the surveillance digital video recorder 300 performs an interface operation with the microcomputer 15 of the zoom camera 100, and pan / tilt pre-stored in the memory 16 of the zoom camera. After the / zoom control information is downloaded, it is displayed so that the user can easily change and set the desired control value.

FIG. 5 is a flowchart illustrating a method for setting control information of a surveillance camera according to the present invention. As described above, the surveillance digital video recorder includes a plurality of PTZ cameras capable of bidirectional communication (PTZ Camera #). 1 to #n are connected to each other via the interface unit 30, and the microcomputer 36 operates the MPEG encoder 33 to control a surveillance video captured by a PTZ camera on the hard disk. A series of surveillance video recording and recording operations recorded at 34 are performed (S11).

On the other hand, in the microcomputer 36, when the PTZ camera control mode is set in response to a user's request (S12), by operating the OSD generating unit 38, the PTZ camera setup menu (PTZ Camera Setup Memu) ) Is displayed on the monitor screen (S13), for example, the PTZ camera setup menu, as shown in Figure 6, the zoom speed (Zoom Speed), pan / tilt speed ( In addition to displaying the menu items such as Pan / Tilt Speed) and Preset & Tour Setting, the Control_Info.Download menu item is additionally displayed.

Subsequently, when the user selects and designates a 'download control information' menu item additionally displayed in the PTZ camera setup menu (S14), the plurality of PTZ connected through the interface unit 30 is connected. By performing an interface with the cameras, a newly replaced or additionally installed PTZ camera is selected. For example, camera ID information received from an arbitrary PTZ camera is stored in the memory 37. If not, the PTZ camera is determined to be newly replaced or additionally installed.

In addition, through the interface with the PTZ camera, it is required to transmit the preset pan / tilt / zoom control information in the PTZ camera, and the pan / tilt / zoom control information transmitted from the PTZ camera, the memory A series of download operations stored in 37 are performed (S15).

On the other hand, the microcomputer 36 operates the OSD generating unit 38 to display the pan / tilt / zoom control information downloaded to the memory on a monitor screen, and the user may display the screen. When one or more of the displayed pan / tilt / zoom control information is variably adjusted, the variable adjusted pan / tilt / zoom control information is transmitted to the PTZ camera to be updated with the control information of the corresponding PTZ camera. (S16).

Then, the control information updated through the above process is separately stored in the memory 37 together with the unique identification information (Camera ID) assigned to the PTZ camera, and any corresponding request requested by the user is then performed. The operation is performed (S17).

For reference, the PTZ camera is a surveillance camera in which a pan / tilt and a zoom camera are integrated, and other control information other than the pan / tilt / zoom control information may be additionally set, and the setup menu of the OSD image is provided. On the screen, various more types of menu items may be included and displayed.

As mentioned above, preferred embodiments of the present invention described above are disclosed for the purpose of illustration, and those skilled in the art can improve other various embodiments within the spirit and technical scope of the present invention disclosed in the appended claims below. Changes, substitutions or additions will be possible.

The apparatus and method for setting control information of a surveillance camera according to the present invention constructed and configured as described above include, for example, a plurality of PTZ cameras equipped with a pan / tilt / zoom function and a surveillance digital video recorder. In the connected state, you can download the preset pan / tilt / zoom control information from the digital camera recorder and display it on the screen. By doing so, the user can change the preset pan / tilt / zoom control information of the PTZ camera easily by changing some of the preset control information without having to select it from the beginning. It is a very useful invention that allows you to make the most of the control information you have.

Claims (9)

A first step of downloading preset pan / tilt / zoom control information in the surveillance camera through an interface with a surveillance camera capable of bidirectional communication; And And displaying the downloaded pan / tilt / zoom control information on the screen and updating and setting the pan / tilt / zoom control information of the surveillance camera as a control value changed by the user. How to set control information for the surveillance camera. The method of claim 1, And displaying a menu item for downloading the pan / tilt / zoom control information in the setup menu screen of the surveillance camera. The method of claim 1, In the first step, after selecting a newly replaced or additionally installed surveillance camera through an interface with a plurality of surveillance cameras capable of bidirectional communication, the preset pan / tilt / zoom control information is downloaded in the surveillance camera. Control information setting method of the surveillance camera, characterized in that receiving. The method of claim 1, In the second step, the control value changed by the user may be updated by setting the pan / tilt / zoom control information of the surveillance camera and separately storing the updated set control information for each surveillance camera in the device. How to set control information for the surveillance camera. In the surveillance digital video recorder connected to a plurality of surveillance cameras, Interface means connected to the surveillance cameras capable of bidirectional communication; OSD generating means for displaying a menu screen of an OSD image for variably setting pan / tilt / zoom control information of the surveillance camera; And And a control means for downloading the preset pan / tilt / zoom control information to the surveillance camera and updating and setting the pan / tilt / zoom control information of the surveillance camera to a control value changed by the user. Control information setting device of a surveillance camera, characterized in that the. The method of claim 5, The surveillance camera is a PTZ camera in which a pan / tilt and a zoom camera are integrated, and control of the surveillance camera is characterized in that pan / tilt / zoom control information is stored in the device. Information setting device. The method of claim 5, The OSD generating unit further displays a menu item for downloading the pan / tilt / zoom control information in the setup menu screen of the surveillance camera. The method of claim 5, The control means selects a newly replaced or additionally installed surveillance camera through an interface with a plurality of surveillance cameras capable of bidirectional communication, and downloads preset pan / tilt / zoom control information in the surveillance camera. Control information setting device of the surveillance camera, characterized in that receiving. The method of claim 8, The control means may update and set the pan / tilt / zoom control information of the surveillance camera as a control value changed by the user, and store the updated set control information for each surveillance camera in the device. Control information setting device of the surveillance camera.

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